3M PELTOR ATEX Listen-Only CH-3 FLX2 Headset (HT52A-112-50 / HT52P3E-112-50) – Intrinsically Safe Receive-Only Hearing Protection Headset

Product Overview

The 3M PELTOR ATEX Listen-Only CH-3 FLX2 Headset is an intrinsically safe hearing protection solution designed for use in hazardous and explosive environments. Engineered for receive-only communication, it enables users to hear radio transmissions clearly while maintaining certified protection against harmful noise levels.

This headset is ideal for applications where users need to monitor communications without transmitting, such as site supervision, safety monitoring, and controlled operational roles. Built on the CH-3 platform, it delivers robust performance, high durability, and compatibility with professional communication systems via the FLX2 interface.

Available in headband and helmet-mounted configurations, the ATEX listen-only headset integrates seamlessly with PPE while ensuring compliance with hazardous area safety standards.

Key Features

• ATEX Certified (Intrinsically Safe): Designed for safe use in explosive and hazardous environments.
• Receive-Only Functionality: Enables clear audio monitoring without transmission capability.
• High Noise Reduction (SNR 29–30 dB): Provides effective hearing protection in industrial environments.
• FLX2 Connection System: Allows integration with compatible communication systems.
• Dual-Ear Audio: Delivers clear sound to both ears for improved listening clarity.
• Durable Industrial Design: Built for demanding hazardous environments.
• PPE Compatibility: Helmet-mounted version integrates with safety helmets.

What Is Included

• 3M PELTOR ATEX Listen-Only CH-3 FLX2 headset (selected configuration)
• FLX2 connection interface cable
• Headband or helmet mounting system
• User documentation

System Capabilities

• Receive-Only Communication: Allows monitoring of radio communications.
• Hazardous Area Operation: Certified for safe use in explosive environments.
• Hearing Protection: Reduces exposure to hazardous industrial noise levels.
• System Integration: Works with radios via compatible FLX2 and PTT systems (receive only).
• PPE Integration: Helmet-mounted option supports safety equipment compatibility.

Technical Specifications

• Model Variants:
  • HT52A-112-50 – Headband (SNR 30 dB)
  • HT52P3E-112-50 – Helmet Mounted (SNR 29 dB)
• Type: Intrinsically Safe Listen-Only Headset
• Connectivity: FLX2 interface
• Audio / Performance: Dual-ear audio, high attenuation
• Microphone: None (receive-only)
• PTT / Controls: Not applicable (no transmit capability)
• Construction: Rugged industrial-grade materials
• Compatibility: Professional radio systems via FLX2 interface
• Usage: Hazardous and explosive environments

Approvals and Certifications

• ATEX Certified (Intrinsically Safe)
• IECEx Approved
• EN 352-1 / EN 352-3 (depending on configuration)
• CE Approved

Ideal Applications

• Oil & Gas: Monitoring communications in hazardous environments.
• Chemical Processing: Suitable for controlled listening roles.
• Mining: Enables safe communication monitoring underground.
• Energy & Utilities: Ideal for supervisors and safety personnel.
• Industrial Plants: Supports roles requiring communication monitoring only.

Industries and Use Cases

• Oil & Gas
• Chemical
• Mining
• Energy
• Utilities
• Industrial Processing

Product Benefits

The 3M PELTOR ATEX Listen-Only CH-3 FLX2 headset provides a safe and reliable solution for monitoring communications in hazardous environments. Its intrinsically safe design ensures compliance with strict safety regulations, while its high attenuation protects users from harmful noise.

By offering receive-only functionality, it is ideal for supervisory roles, safety monitoring, and controlled communication environments where transmission is not required.

Setup & Compatibility

The headset connects via the FLX2 interface to compatible communication systems. It is designed for receive-only use and does not include microphone or push-to-talk functionality.

The helmet-mounted version integrates directly with compatible safety helmets, ensuring seamless PPE compatibility in hazardous environments.

Why Choose This Product

The 3M PELTOR ATEX Listen-Only CH-3 FLX2 headset is a specialist solution for professionals working in hazardous environments who require safe and reliable communication monitoring. Its certified intrinsically safe design, combined with robust construction and clear audio performance, makes it ideal for safety-critical applications.

Product Information

• Manufacturer: 3M PELTOR
• Model: HT52A-112-50 / HT52P3E-112-50
• Category: Intrinsically Safe Communication Headsets
• Type: Listen-Only Headset
• Connectivity: FLX2 interface
• Compatibility: Professional radio systems (receive only)
• Usage: Hazardous and explosive environments
• Warranty: Typically 12 months